#include<iostream>
using namespace std;

struct Point {
    double x,y;
    void setXY(double a,double b) {
        x = a;
        y = b;
    }

    void display() {
        cout << x << "\t" <<  y << endl;
    }
};

int main() {
   Point a;
   cout << "sizeof double = " << sizeof(double) << endl;
   cout << "sizeof Point = " << sizeof(a) << endl;
   a.setXY(10.0,16);
   a.display();
   return 0;
}
